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Technical Paper

Instrumentation for Shock Testing

1962-01-01
620309
Frequency response requirements are described in relation to accelerometers and galvonometer recorders and filters. The paper also includes a review of shock transducers and their calibration.
Technical Paper

Flow Visualization within a Capillary Evaporator

1993-07-01
932236
A Capillary Pumped Loop (CPL) is an advanced two-phase heat transport device which utilizes capillary forces developed within porous wicks to move a working fluid. The advantage this system has over conventional thermal management systems is its ability to transfer large heat loads over long distances at a controlled temperature. Extensive ground testing and two flight experiments have been performed over the past decade which have demonstrated the potential of the CPL as a reliable and versatile thermal control system for space applications. While the performance of CPL's as “black boxes” is now well understood, the internal thermo-fluid dynamics in a CPL are poorly known due to the difficulty of taking internal measurements. In order to visualize transient thermohydraulic processes occurring inside an evaporator, a see-through capillary evaporator was built and tested at NASA's Goddard Space Flight Center.
Technical Paper

Assessing Airport Noise Capacity Through Operational Practices; Case-Study CDA at Bucharest Henri Coanda Airport

2010-10-17
2010-36-0520
A review of the main operational practices related to CDO (Continuous Descent Operations) with relevance for noise and emissions reduction, shows the importance of working in a team when implementing new operational practices, as well as the need to access data either through FDR (flight data recorder) or from measurements. - The example selected explains the difficulties one can have to extract FDR data. ...Key to assessment is the supply of Flight Data Recorder output, the minor cost of provision of this could be offset against the potentially massive fuel benefits that would accrue to airlines if harmonized CDA can be promulgated.
Technical Paper

Spine Fractures in Open Cockpit Open Wheel Race Car Drivers

2006-12-05
2006-01-3630
The ADR-2 is an Accident Data Recorder that is supplied by Delphi. It is secured to the chassis of the race car and is required equipment in the IRL and IPS as well as the other series included in this report.
Book

A Vertical Empire: The History of the UK Rocket and Space Programme, 1950-1971

2004-01-01
A Vertical Empire provides a description of the British rocketry and space programme from the 1950s to 1970s, detailing the Medium Range Ballistic Missile Blue Streak and its conversion to a satellite launcher as part of the European Launcher Development Organisation (ELDO). This extensively revised second edition includes material only made available in the past ten years and the text is supplemented by numerous photographs, sketches and statistics. The all-British satellite Black Arrow is described, as well as the research rocket Black Knight, the Blue Steel missile and the rocket powered interceptor aircraft. Contents: Rocket Motors Rocket Interceptors Blue Steel Blue Streak - The Origins Blue Streak - The 'Underground Launcher' Blue Streak - The Cancellation B S S L V The European Launcher Development Organisation - ELDO Europa Black Knight Black Knight and the Re-Entry Experiments Black Arrow The 'Might Have Beens'
Magazine

Aerospace Engineering 2001-11-01

2001-11-01
Safeguarding aircraft systems How several systems suppliers, airframers, and researchers have approached the need for increased system safeguards and protection against lightning strikes. One last look back A review of the technology news, discussions, and announcements from the first Aerospace Congress & Exhibition held September 10-13 in Seattle, WA. Powering unmanned aircraft Pratt & Whitney Canada is developing and testing a commercial turbofan engine derivative for high-altitude unmanned air vehicle applications. 737-800 winglet integration A joint venture between Boeing and Aviation Partners Inc. is involved in developing a performance improvement for in-service aircraft.
Magazine

Aerospace Engineering 2002-12-01

2002-12-01
Fuel-tank inerting A series of aircraft flight and ground tests evaluated the effectiveness of ground-based inerting as a means of reducing the flammability of center wing furl tanks used in the commercial transport fleet. Making sense of quality management The International Aerospace Quality Group is a unique vehicle for communicating quality system standards and initiatives through the supply base. Top technologies for 2002 "Aerospace Engineering's" annual review of the technologies chosen by its readers to be the most significant.
Magazine

Aerospace Engineering 2002-04-01

2002-04-01
From motorsports to aerospace Pi Research brings its motorsports digital data-acquisition technology to the aerospace industry. New testing solutions Aerospace Engineering editors review the latest testing products, equipment, and technologies from the idustry's suppliers. The world of business jet technology "Aerospace Engineering" provides an overview of new business jets and the technological innovations that make them fly in the first installment of a two part series. Dassault adds another Falcon The Falcon 7X featurs a host of new technologies, including an advanced wing design, making it Dassault's next-generation business jet. Eclipse makes business jets affordable New manufacturing techniques and high-volume approaches are enabling Eclipse to bring an affordable aircraft to the business jet market. Cessna establishes its Sovereignty The company finalizes development of the Sovereign and prepares it for FAA certification, which is expected late this year.
Magazine

Tech Briefs: April 2018

2018-04-01
Laser Detecting Systems Enhancing Survivability and Lethality on the Battlefield Designing With Plastics for Military Equipment Engine Air-Brakes Paving the Way to Quieter Aircraft Nett Warrior Enhancing Battlefield Connectivity and Communications XPONENTIAL 2018 - An AUVSI Experience Communications in Space: A Deep Subject First Air-Worthy Metal-Printed RF Filter Ready for Takeoff Validation of Automated Prediction of Blood Product Needs Algorithm Processing Continuous Non-Invasive Vital Signs Streams (ONPOINT4) Using a combination of non-invasive sensors, advanced algorithms, and instruments built for combat medics could reduce hemorrhaging and improve survival rates. Calculation of Weapon Platform Attitude and Cant Using Available Sensor Feedback Successful development of mobile weapon systems must incorporate operation on sloped terrain.
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